<template>
  <div class="login_contentia">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt="" />
      </div>
      <!-- 登录表单区域 -->
      <el-form
        label-width="0px"
        class="login_from"
        :model="loginForm"
        :rules="longinFormRules"
        ref="longinFormRef"
      >
        <!-- 用户 -->
        <el-form-item prop="username">
          <el-input prefix-icon="iconfont icon-user" v-model="loginForm.username"></el-input>
        </el-form-item>
        <!-- 密码 -->
        <el-form-item prop="password">
          <el-input
            prefix-icon="iconfont icon-3702mima"
            v-model="loginForm.password"
            type="password"
          ></el-input>
        </el-form-item>
        <!-- 登录 -->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="longinFormRef">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      loginForm: {
        username: 'admin',
        password: '123456',
      },
      longinFormRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' },
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 12, message: '长度在 6 到 12 个字符', trigger: 'blur' },
        ],
      },
    }
  },
  methods: {
    //   重置
    longinFormRef() {
      console.log(this)
      this.$refs.longinFormRef.resetFields()
    },
    // 登录
    login() {
      this.$refs.longinFormRef.validate(async (valid) => {
        if (!valid) return
        const { data: res } = await this.$http.post('login', this.loginForm)
        if (res.meta.status !== 200) return this.$message.error('登录失败')
        this.$message.success('登录成功')
        window.sessionStorage.setItem('token', res.data.token)
        this.$router.push('/home')
      })
    },
  },
}
</script>

<style lang="less" scoped>
.login_contentia {
  background-color: #2a4a6a;
  height: 100%;
  .login_box {
    width: 450px;
    height: 300px;
    background-color: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 5px;
    .avatar_box {
      width: 130px;
      height: 130px;
      border: 1px solid #fff;
      position: absolute;
      left: 50%;
      transform: translate(-50%, -50%);
      border-radius: 50%;
      padding: 10px;
      background-color: #fff;
      img {
        width: 100%;
        height: 100%;
        background-color: #fff;
        border-radius: 50px;
      }
    }
    .btns {
      display: flex;
      justify-content: flex-end;
    }
    .login_from {
      position: absolute;
      bottom: 0;
      width: 100%;
      box-sizing: border-box;
      padding: 0 20px;
    }
  }
}
</style>
